Test Drive: 2016 BMW X5 xDrive40e

“Is that for the block heater?”Neighbour guy looked perplexed. I was plugging the BMW X5 xDrive40e’s（with Car Dvd Player？ In a normal hybrid, power is constantly flowing in and out of the battery. It assists the engine, and is replenished by regenerative braking, and the gas engine’s operation, when it’s running. Electrons stream to and fro and charge levels go up and down, constantly. But the battery never builds enough excess charge to sustain the vehicle for long periods. Battery chemistry is at play, too. I told neighbour guy that you plug in a hybrid like this one to ‘top up’ the battery, providing additional EV range and reducing fuel use. “That sounds pretty complicated,” he replied. Indeed it is. And I hadn’t even explained about the various selectable modes from BMW’s eDrive system, which allows drivers to dispatch the surplus charge however they like. The MAX eDrive mode locks the vehicle into electric-only mode, the AUTO eDrive function runs things like a standard hybrid, albeit with longer gas-free driving periods, and the SAVE mode locks the surplus driving charge in for use later on your voyage. If installing an